“I happened to overhear part of your conversation with the young gentleman in Lyons’.”

“Well⁠—what of it?”

“Nothing⁠—except that I think I may be of some use to you.”

Another inference forced itself into Tuppence’s mind:

“You followed me here?”

“I took that liberty.”

“And in what way do you think you could be of use to me?”

The man took a card from his pocket and handed it to her with a bow.